Because The Sims 4 is rated T for Teen, the base game utilizes a "Ken and Barbie" aesthetic for Sims—meaning they lack anatomical correctness (genitals). To address this, modders have created complex systems to introduce adult anatomy and interactions. Justin Lee Li Zhong Rui Taiwan S Verified Here
Here is a write-up regarding the technical and functional aspects of the most popular mod in this category. Mod Name: WickedWhims Creator: TURBODRIVER Category: Game Mechanics / Adult Content / Animation Framework The Context In the vanilla version of The Sims 4 , Sims operate without anatomical features, adhering to the game's Teen rating. While this suits the general audience, players seeking a higher degree of realism (specifically regarding nudity, anatomy, and adult interactions) often turn to script modifications. X6 Game Console Firmware ★
A write-up on this topic typically covers the most prominent and widely used modification for adult content in The Sims 4 , which is the mod by TURBODRIVER, or its successor/alternative, "WickedWhims" (now often referred to as WickedWhims) .